Rapid RH L6: Green Is the New Orange

An introduction to the Rapid RH® L6, Wagner’s single-use sensor system for in situ concrete relative humidity testing under ASTM F2170. This video covers what the system is and how its pieces work together.

See also how to install the L6 and how the L6 differs from the 4.0 EX.

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Last updated on October 5th, 2026

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